Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 7

Third Quarter 57%

00:00

13:16

05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 Bad
02 Bad
03 OK
04 OK

Sun - Rise: 04:45, Set: 21:25, Transit: 13:05. Moon - Rise: 00:00, Set: 13:16. Civil Dark: 22:15 - 03:56. Nautical Dark: 23:34 - 02:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

50
61
69
100
100
100
92
99
99
86
76
87
90
89
82
75
74
69
35
40
63
53
17
25

Low Clouds (% Sky Obscured)

13
18
19
29
20
27
32
61
68
71
58
67
80
72
71
23
22
12
11
15
7
7
2
9

Medium Clouds (% Sky Obscured)

38
42
49
66
23
22
14
27
16
28
22
27
27
36
23
10
26
27
25
30
7
23
15
17

High Clouds (% Sky Obscured)

50
61
69
100
100
100
92
93
97
39
40
49
38
54
48
61
57
51
5
7
53
28
4
8

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
9
11
13
14
15
16
17
17
16
16
15
13
8
7
11
11
8
7
7
7
6
6
6

Chance of Frost

Temperature (°C)

18
18
18
19
20
21
23
24
25
25
26
26
26
25
24
23
22
21
19
19
18
17
17
16

Feels Like (°C)

15
15
16
17
17
18
19
20
22
22
23
23
24
27
25
22
21
20
19
19
19
17
17
17

Dew Point (°C)

14
14
14
13
11
10
12
12
13
12
14
15
14
17
16
14
15
15
15
16
16
16
15
15

Relative Humidity (%)

78
78
73
69
56
49
49
47
46
44
46
50
48
60
60
56
65
68
77
82
88
92
92
90

Pressure (mb)

1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1018
1018
1018
1018
1018
1019
1019

Ozone (du)

323
322
321
320
320
318
318
317
317
317
318
320
321
321
321
321
321
323
322
323
323
324
324
324

Wednesday 8

Waning Crescent 45%

00:13

14:40

05 Good
06 Good
07 Good
08 Good
09 Good
10 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 OK
02 OK
03 Bad
04 Bad

Sun - Rise: 04:46, Set: 21:24, Transit: 13:05. Moon - Rise: 00:13, Set: 14:40. Civil Dark: 22:14 - 03:57. Nautical Dark: 23:32 - 02:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

5
17
7
4
14
39
30
33
30
16
18
6
2
0
0
0
5
0
3
14
25
36
43
43

Low Clouds (% Sky Obscured)

0
0
6
3
14
39
30
33
30
16
18
6
2
0
0
0
0
0
0
12
20
19
24
29

Medium Clouds (% Sky Obscured)

5
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
18
24
28
24

High Clouds (% Sky Obscured)

0
3
3
3
0
0
3
3
3
3
3
0
0
0
0
0
4
0
2
3
2
3
2
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
1
2
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
7
8
8
7
5
5
1
6
11
12
11
11
11
10
8
8
7
6
5
5
5
4

Chance of Frost

Temperature (°C)

16
16
18
20
22
23
25
26
27
28
27
26
26
25
24
22
21
20
20
20
19
19
19
18

Feels Like (°C)

17
18
19
20
23
24
26
28
31
29
27
26
26
26
24
23
22
21
21
21
21
21
20
21

Dew Point (°C)

14
13
12
12
13
13
14
13
13
15
18
19
19
18
18
19
19
18
17
18
18
18
17
17

Relative Humidity (%)

87
82
69
61
57
52
49
44
41
45
56
64
62
63
70
79
86
85
84
88
91
92
92
92

Pressure (mb)

1019
1019
1019
1019
1020
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1019
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

325
324
322
321
321
320
319
318
318
319
318
318
319
320
319
318
317
317
317
317
317
318
317
318

Thursday 9

Waning Crescent 34%

00:32

16:09

05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 04:47, Set: 21:24, Transit: 13:05. Moon - Rise: 00:32, Set: 16:09. Civil Dark: 22:13 - 03:59. Nautical Dark: 23:30 - 02:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

33
76
93
91
62
58
24
28
24
55
46
97
100
100
100
100
100
100
100
100
100
100
100
89

Low Clouds (% Sky Obscured)

29
32
25
31
16
20
6
24
18
17
6
0
0
0
0
0
0
0
0
0
3
8
14
17

Medium Clouds (% Sky Obscured)

15
17
29
27
6
0
0
0
0
0
0
0
0
13
24
45
46
79
91
45
7
6
2
1

High Clouds (% Sky Obscured)

3
60
71
69
46
38
17
3
7
55
46
95
100
100
100
100
100
100
100
100
100
100
100
83

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
1
3
3
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
4
4
3
4
4
5
9
12
12
12
11
9
8
8
7
7
7
7
6
5

Chance of Frost

Temperature (°C)

18
18
20
21
23
25
26
28
30
30
31
28
26
24
23
22
21
19
19
18
18
18
18
17

Feels Like (°C)

20
20
20
22
23
25
27
30
31
31
31
28
25
23
22
21
20
19
18
18
18
18
17
17

Dew Point (°C)

17
16
16
16
16
16
16
16
17
18
19
17
17
17
16
16
15
13
12
13
13
14
14
14

Relative Humidity (%)

92
88
80
72
65
59
54
48
46
47
49
50
57
63
62
68
68
66
64
69
73
76
78
79

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017

Ozone (du)

319
320
320
320
320
321
323
324
325
325
324
325
325
325
325
324
325
327
328
328
329
333
335
334

Friday 10

Waning Crescent 23%

01:00

17:42

05 Bad
06 Good
07 OK
08 OK
09 OK
10 OK
11 OK
12 Bad
13 Bad
14 OK
15 Good
16 Good
17 Good
18 Good
19 Good
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 Bad
03 Bad
04 Bad

Sun - Rise: 04:48, Set: 21:23, Transit: 13:05. Moon - Rise: 01:00, Set: 17:42. Civil Dark: 22:12 - 04:00. Nautical Dark: 23:28 - 02:44. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

82
15
21
30
36
27
22
54
44
23
3
2
0
0
10
18
27
27
31
33
38
45
49
47

Low Clouds (% Sky Obscured)

18
15
12
6
0
0
0
0
0
0
0
0
0
0
8
14
19
19
20
19
22
28
28
36

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
1
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

73
4
11
21
33
26
21
45
39
20
1
1
0
0
0
0
0
0
0
0
0
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
7
8
9
9
10
12
13
14
16
16
16
15
13
12
10
8
8
7
7
7
7

Chance of Frost

Temperature (°C)

18
19
19
21
22
23
24
25
25
25
25
24
23
22
21
20
18
17
17
16
16
16
16
16

Feels Like (°C)

18
19
21
22
23
24
25
25
24
24
23
23
21
20
19
19
18
17
18
18
18
18
18
17

Dew Point (°C)

15
15
13
13
13
13
13
13
14
13
13
13
13
13
13
14
14
13
14
15
15
15
15
15

Relative Humidity (%)

81
77
68
61
56
54
50
47
49
48
46
49
52
55
60
67
73
78
85
89
92
93
93
95

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1021
1021
1021
1022
1022

Ozone (du)

334
334
335
336
337
337
337
336
336
337
336
333
331
329
329
329
328
327
327
328
328
328
328
327

Saturday 11

Waning Crescent 14%

01:43

19:11

05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 04:50, Set: 21:22, Transit: 13:05. Moon - Rise: 01:43, Set: 19:11. Civil Dark: 22:10 - 04:01. Nautical Dark: 23:26 - 02:47. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

53
51
54
56
58
50
43
34
33
35
33
34
38
29
28
32
41
45
51
57
63
68
70
61

Low Clouds (% Sky Obscured)

37
38
40
41
39
37
31
22
24
24
24
28
29
27
18
18
16
12
13
17
25
32
35
31

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
0
2
2
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
2
2
2
2
2
3
2
3
5
3
8
4
3
3
2
1
1
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
3
4
0
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
7
9
9
10
11
12
13
14
14
15
16
15
15
14
13
11
10
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

16
17
17
19
20
21
22
22
22
22
22
22
21
20
19
18
18
17
16
16
16
16
16
16

Feels Like (°C)

18
18
18
19
20
20
21
21
21
20
20
19
19
18
18
18
18
19
19
18
17
16
16
17

Dew Point (°C)

15
15
13
12
10
10
10
10
10
10
10
11
11
12
12
13
14
16
16
15
15
15
15
15

Relative Humidity (%)

93
89
77
63
53
47
46
45
46
47
47
49
52
58
61
70
79
93
95
95
95
96
96
96

Pressure (mb)

1022
1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1027
1027
1028
1028
1028
1029
1029
1029
1029

Ozone (du)

326
326
326
325
325
325
324
324
325
326
326
326
326
326
324
325
325
326
326
327
328
330
332
334

Sunday 12

Waning Crescent 6%

02:48

20:25

05 Bad
06 Bad
07 Bad
08 OK
09 OK
10 OK
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 04:51, Set: 21:21, Transit: 13:05. Moon - Rise: 02:48, Set: 20:25. Civil Dark: 22:09 - 04:03. Nautical Dark: 23:24 - 02:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

57
52
44
36
26
16
10
3
1
0
0
3
7
20
41
45
48
54
57
55
61
70
80
77

Low Clouds (% Sky Obscured)

31
30
29
23
20
16
8
2
1
0
0
3
7
10
8
9
7
7
4
4
8
8
12
12

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
2
6
13
22
33
42
55
49

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
12
12
13
13
13
14
15
15
15
15
15
15
15
15
14
12
11
10
10
9
9
8
8

Chance of Frost

Temperature (°C)

16
16
16
17
18
19
20
21
21
21
21
21
20
19
18
17
15
14
14
13
13
13
12
12

Feels Like (°C)

16
15
15
16
16
15
16
17
17
19
19
18
18
18
18
14
14
14
13
13
13
10
11
11

Dew Point (°C)

14
13
12
11
10
9
8
8
8
8
8
8
8
8
8
10
11
12
12
12
12
12
12
12

Relative Humidity (%)

89
83
77
66
58
50
47
44
41
42
42
42
45
49
52
63
73
87
89
93
95
95
96
96

Pressure (mb)

1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1030
1030
1030
1030
1030

Ozone (du)

336
337
339
340
341
343
345
347
349
349
349
349
347
345
342
342
342
342
341
340
339
340
341
342

Monday 13

Waning Crescent 2%

04:14

21:17

05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 Bad
23 Bad
00 Bad

Sun - Rise: 04:52, Set: 21:20, Transit: 13:05. Moon - Rise: 04:14, Set: 21:17. Civil Dark: 22:08 - 04:04. Nautical Dark: 23:22 - 02:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

75
74
79
83
87
83
78
73
65
53
36
35
31
30
29
30
32
39
47
57

Low Clouds (% Sky Obscured)

12
16
16
16
19
15
14
17
17
20
27
27
30
30
29
30
32
39
47
57

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

47
38
39
45
55
43
37
31
24
17
2
1
1
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
9
9
11
12
14
15
15
16
16
16
16
16
15
15
13
12
11
10
9

Chance of Frost

Temperature (°C)

13
14
14
16
17
18
19
19
20
20
20
20
19
18
18
16
15
14
14
14

Feels Like (°C)

11
11
10
13
13
13
13
13
14
16
17
16
16
17
17
14
14
14
14
13

Dew Point (°C)

12
12
12
10
8
6
6
6
6
7
8
8
9
9
10
11
12
14
13
13

Relative Humidity (%)

92
87
83
68
57
46
44
42
40
42
44
45
50
55
62
71
82
96
96
98

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

342
342
342
341
340
339
340
340
341
341
341
341
342
344
346
345
345
345
343
342

Forecast for Boston, Lincolnshire, United Kingdom (52.98,-0.02)

Generated: 07/07/26 05:23:22. Forecast: 07/07/26 to 13/07/26. Timezone: UTC+1.00